From b7239115c335a0de0e27b9a856f1b8fd83e20a84 Mon Sep 17 00:00:00 2001
From: DaveHodder67 <dave.hodder@focusrite.com>
Date: Mon, 6 Jul 2015 15:01:26 +0100
Subject: makefile include auto dependencies

---
 Makefile | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 8d2139f..1aaaf46 100644
--- a/Makefile
+++ b/Makefile
@@ -36,7 +36,7 @@ LDFLAGS += -T$(LDSCRIPT) -u _start -u _Minimum_Stack_Size  -mcpu=cortex-m3 -mthu
 
 all: $(SYX)
 
-# build the final sysex file from the ELF
+# build the final sysex file from the ELF - run the simulator first
 $(SYX): $(HEX) $(HEXTOSYX) $(SIMULATOR)
 	./$(SIMULATOR)
 	./$(HEXTOSYX) $(HEX) $(SYX)
@@ -55,9 +55,13 @@ $(HEX): $(ELF)
 $(ELF): $(OBJECTS)
 	$(LD) $(LDFLAGS) -o $@ $(OBJECTS) $(LIB)
 
+DEPENDS := $(OBJECTS:.o=.d)
+
+-include $(DEPENDS)
+
 $(BUILDDIR)/%.o: %.c
 	mkdir -p $(dir $@)
-	$(CC) -c $(CFLAGS) $< -o $@
+	$(CC) -c $(CFLAGS) -MMD -o $@ $<
 
 clean:
 	rm -rf $(BUILDDIR)
-- 
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